3865246 has 32 divisors (see below), whose sum is σ = 7614720. Its totient is φ = 1425600.

The previous prime is 3865243. The next prime is 3865247. The reversal of 3865246 is 6425683.

It is a happy number.

It is a d-powerful number, because it can be written as 3⁹ + 8⁷ + 6 + 5⁵ + 2⁷ + 4⁸ + 6⁸ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3865243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2266 + ... + 3586.

It is an arithmetic number, because the mean of its divisors is an integer number (237960).

Almost surely, 2^3865246 is an apocalyptic number.

3865246 is a deficient number, since it is larger than the sum of its proper divisors (3749474).

3865246 is a wasteful number, since it uses less digits than its factorization.

3865246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360.

The product of its digits is 34560, while the sum is 34.

The square root of 3865246 is about 1966.0228889817. The cubic root of 3865246 is about 156.9371325234.

The spelling of 3865246 in words is "three million, eight hundred sixty-five thousand, two hundred forty-six".